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CVE-2025-7705VulnerabilityPublished

CVE-2025-7705: ABB Switch Actuator 4 DU-83330 · Active Debug Code

Affects ABB Switch Actuator 4 DU-83330Source CVE Database V5

0

Not known to be exploited · CVSS 6.8 Medium.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
6.8Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 13% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 22 Jul 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
ABB Switch Actuator 4 DU-83330Affected
  • *
Fixed in–

AI-suggested

To mitigate this vulnerability effectively, European organizations should implement the following specific measures: 1) Restrict physical access to ABB Switch Actuator 4 DU devices by enforcing strict access controls, surveillance, and logging in areas where these devices are installed. 2) Conduct thorough inventory and asset management to identify all affected devices and assess their exposure risk. 3) Engage with ABB for official guidance and monitor for firmware updates or patches addressing this vulnerability; apply them promptly once available. 4) If feasible, disable or remove debug interfaces or debug code manually by consulting device documentation or ABB support, ensuring this does not affect device functionality. 5) Implement network segmentation and monitoring to detect anomalous behavior from these devices, even though exploitation requires physical access, to catch any indirect attack vectors. 6) Train maintenance and operational staff on security best practices and the risks associated with physical device access. 7) Consider deploying physical tamper-evident seals or intrusion detection mechanisms on device enclosures to detect unauthorized access attempts. These steps go beyond generic advice by focusing on physical security, proactive device management, and vendor engagement tailored to the nature of this vulnerability.

Description

: Active Debug Code vulnerability in ABB Switch Actuator 4 DU-83330, ABB Switch actuator, door/light 4 DU -83330-500.This issue affects Switch Actuator 4 DU-83330: All Versions; Switch actuator, door/light 4 DU -83330-500: All Versions.

References

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